124 OUR MIGRANT BIRDS 



Language. Usually very silent. It sometimes utters 

 a harsh kind of " quack." 



Habits. Very similar to the last. 



Food. Fish. 



Nest. May to June. One brood. 



Site. On the ground among heather or other coarse 

 herbage, under rocks, &c., near water. 



Materials. Heather-sprigs, leaves, and grass, lined 

 with brownish grey down, having rather paler tips and 

 centres. 



Eggs. Six to ten or more. Pale olive or buffish grey. 



